<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>3d-旋转</title>
  <style>
    .box {
      width: 500px;
      height: 500px;
      border: 5px solid gray;
      display: flex;
      transform-style: preserve-3d;

      /* transform: rotateY(30deg); */

      /* transform: rotateX(30deg); */
    }

    .center {
      margin: auto;
      width: 200px;
      height: 200px;
      background: red;

      /* transform: rotateX(30deg); */
      /* 绕x轴旋转 */

      /* transform: rotateY(30deg); */
      /* 绕Y轴旋转 */

      /* transform: rotateZ(30deg); */
      /* 绕Z轴旋转 视觉和2D一样 */

      transform: rotate3d(0, 0, 1, 30deg);
      /* 前面三个值取值0-1 */
    }
  </style>
</head>

<body>
  <div class="box">
    <div class="center"></div>
  </div>
</body>

</html>